Ключевые слова: bolts, bright, building, child, children, collect, construct, construction, design, designer, detail, development, education, element, elementary, fancy, fun, game, games, glossy, hands, hobby, iron, kid, kit, layout, meccano, mechanical, metal, metallic, miniature, model, modeling, nuts, object, old, play, reflection, school board, science, screw, set, shiny, sign, silver, silvery, steel, tinkers, tools, toy,